<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>会议号不存在 - XGTran</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #22D3EE 0%, #409EFF 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #333;
        }

        .container {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            padding: 60px 40px;
            text-align: center;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
            max-width: 500px;
            width: 90%;
            backdrop-filter: blur(10px);
        }

        .icon {
            width: 120px;
            height: 120px;
            margin: 0 auto 30px;
            background: linear-gradient(135deg, #66D9E8 0%, #22D3EE 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            animation: float 3s ease-in-out infinite;
        }

        .icon::before {
            content: "!";
            font-size: 60px;
            color: white;
            font-weight: bold;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        h1 {
            font-size: 28px;
            color: #333;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .message {
            font-size: 16px;
            color: #666;
            line-height: 1.6;
            margin-bottom: 30px;
        }

        .meeting-code {
            background: #f5f5f5;
            padding: 12px 20px;
            border-radius: 8px;
            font-family: 'Courier New', monospace;
            font-size: 18px;
            color: #22D3EE;
            margin: 20px 0;
            display: inline-block;
            font-weight: 500;
        }

        .button-group {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 12px 30px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            font-weight: 500;
        }

        .btn-primary {
            background: linear-gradient(135deg, #66D9E8 0%, #22D3EE 100%);
            color: white;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(34, 211, 238, 0.4);
        }

        .btn-secondary {
            background: #f5f5f5;
            color: #666;
        }

        .btn-secondary:hover {
            background: #e8e8e8;
            transform: translateY(-2px);
        }

        .tips {
            margin-top: 30px;
            padding-top: 30px;
            border-top: 1px solid #eee;
            font-size: 14px;
            color: #999;
        }

        .tips-icon {
            display: inline-block;
            width: 20px;
            height: 20px;
            background: #22D3EE;
            color: white;
            border-radius: 50%;
            text-align: center;
            line-height: 20px;
            font-size: 12px;
            margin-right: 8px;
        }

        @media (max-width: 480px) {
            .container {
                padding: 40px 25px;
            }
            
            h1 {
                font-size: 24px;
            }
            
            .button-group {
                flex-direction: column;
                width: 100%;
            }
            
            .btn {
                width: 100%;
            }
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="icon"></div>
        <h1>会议号不存在</h1>
        <p class="message">抱歉，您输入的会议号可能已过期或不存在</p>
        
        <div class="tips">
            <p><span class="tips-icon">💡</span>提示</p>
            <p>请检查链接是否输入正确，或联系会议发起人确认</p>
        </div>
    </div>

    <script>
        // 添加一些交互效果
        document.addEventListener('DOMContentLoaded', function() {
            const container = document.querySelector('.container');
            container.style.opacity = '0';
            container.style.transform = 'translateY(20px)';
            
            setTimeout(() => {
                container.style.transition = 'all 0.5s ease';
                container.style.opacity = '1';
                container.style.transform = 'translateY(0)';
            }, 100);
        });
    </script>
</body>
</html>
